import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Categories from '../components/goods/Categories.vue'
import Params from '../components/goods/Params.vue'
import List from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Orders from '../components/order/Orders.vue'
import Report from '../components/report/Report.vue'





Vue.use(VueRouter)
//这一段是处理42集报错的问题，可加可不加，对项目无影响。
const originalPush = VueRouter.prototype.push
VueRouter.prototype.push = function push(location) {
  return originalPush.call(this, location).catch(err => err)
}

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  {
    path: '/home', component: Home,
    redirect: '/welcome',
    children: [{ path: '/welcome', component: Welcome },
    { path: '/users', component: Users },
    { path: '/rights', component: Rights },
    { path: '/roles', component: Roles },
    { path: '/categories', component: Categories },
    { path: '/params', component: Params },
    { path: '/goods', component: List },
    { path: '/goods/add', component: Add },
    { path: '/orders', component: Orders },
    { path: '/reports', component: Report }





    ]
  }


]

const router = new VueRouter({
  routes
})

router.beforeEach((to, from, next) => {
  // to and from are both route objects. must call `next`.
  if (to.path == '/login') return next();
  const tokenStr = window.sessionStorage.getItem('token');
  if (!tokenStr) return next('/login');
  next();
})

export default router
